This is less than a one percent rise in Atlantic County’s population, from 274,191 in 2020 to 274,966 in 2021.
Atlantic County had the 15th largest population in New Jersey in 2021.
The US Census Bureau found more than 73 percent of counties in the US saw a natural decrease in population in 2021. This is up from a 55.5 percent increase in 2020.
The Midwest suffered the most sustained population decreases, with many counties along the US East Coast and through the Rocky Mountains seeing increases.
The US population continues to grow, though at a slower rate than before.
New Jersey Counties By Population Change from 2020 to 2021
| County | 2020 Estimated Population | 2021 Estimated Population | % Change in Population From Year to Year |
|---|---|---|---|
| Ocean County | 638,824 | 648,998 | 1.6% |
| Warren County | 109,595 | 110,731 | 1% |
| Sussex County | 144,082 | 145,543 | 1% |
| Hunterdon County | 128,839 | 129,924 | 0.8% |
| Gloucester County | 302,607 | 304,477 | 0.6% |
| Cape May County | 95,077 | 95,661 | 0.6% |
| Burlington County | 461,862 | 464,269 | 0.5% |
| Morris County | 509,001 | 510,981 | 0.4% |
| Monmouth County | 643,163 | 645,354 | 0.3% |
| Salem County | 64,859 | 65,046 | 0.3% |
| Atlantic County | 274,191 | 274,966 | 0.3% |
| Somerset County | 345,014 | 345,647 | 0.2% |
| Camden County | 523,204 | 523,771 | 0.1% |
| Bergen County | 954,774 | 953,819 | -0.1% |
| Middlesex County | 861,908 | 860,807 | -0.1% |
| Cumberland County | 153,848 | 153,627 | -0.1% |
| Mercer County | 386,759 | 385,898 | -0.2% |
| Union County | 574,349 | 572,114 | -0.4% |
| Essex County | 862,032 | 854,917 | -0.8% |
| Passaic County | 523,100 | 518,117 | -1% |
| Hudson County | 722,655 | 702,463 | -2.8% |
ORGANIZATIONS IN THIS STORY
City of Absecon• City of Brigantine• Town of Hammonton• City of Margate• Borough of Longport• City of Linwood• City of Ventnor• Mullica• City of Port Republic• Egg Harbor City City• Borough of Folsom• Mays Landing• City of Pleasantville• Elwood• City of Estell Manor• Collings Lakes• City of Somers Point• City of Northfield• Borough Of Buena• City Of Corbin• Weymouth• Egg Harbor Township• Pomona• Smithville• City Of Atlantic
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